body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    background-color: #F7F6F5;
}

#chartdiv {
  width: 100%;
  height: 600px;
}

.demo-theme-dark .demo-background {
  background: #000;
}